Industrial Scientific 100 ppm Hydrogen (H2) Calibration Gas 34 liter, Mfg# 18103945 MFG# IS-18103945 $145.00 $115.50 Choose Options
Industrial Scientific 18109231 Calibration Gas, 650 Liter, 100 ppm CO, 25 ppm H2S, 18% O2, 2.5% CH4, 10 ppm SO2, Hazmat MFG# IS-18109231 $2,545.40 Choose Options
Industrial Scientific Calibration Gas with iCard, 100 ppm CO, 18% O2, CH4 2.5% (50% Methane), 103 Liter, Mfg# 18109165, Hazmat MFG# IS-18109165 $288.25 $257.40 Choose Options
Industrial Scientific 18109081 Calibration Gas, 116 Liter, 25 ppm Ammonia NH3, Hazmat MFG# IS-18109081 $659.40 Choose Options
Industrial Scientific Calibration Gas, 58 Liter, 5 ppm Sulfur Dioxide, 25 ppm H2S, 100 ppm Co, 25% LEL Pentane, 18% O2, Mfg# 18109222, Hazmat MFG# IS-18109222 $456.25 $442.20 Choose Options
Industrial Scientific Bump-N-Go Test Gas, 100 ppm CO, 75 ppm H2S, 15% O2, 50% LEL Methane, Mfg# 18109597, Hazmat MFG# IS-18109597 $243.25 $207.90 Choose Options
Industrial Scientific 18101378 Calibration Gas with iCard, CH4 2.5% vol (50% LEL Methane), 103 Liter, Hazmat MFG# IS-18101378 $240.25 $204.60 Choose Options
Industrial Scientific Calibration & Bump Test Gas, 116 Liter, 10 ppm HCN Hydrogen Cyanide, Mfg# 18109085, Hazmat MFG# IS-18109085 $725.23 Choose Options
Industrial Scientific 18102163 Calibration Gas, 116 Liter, 100 ppm Carbon Monoxide (CO), iCard, Hazmat MFG# IS-18102163 $208.95 Choose Options
Industrial Scientific Calibration Gas, 10 ppm HCL Hydrogen Chloride, 58 Liter, Mfg# 18102154, HAZMAT MFG# IS-18102154 $528.25 $521.40 Choose Options
Industrial Scientific Bump-N-Go Test Gas, SIX-PACK, 100 ppm CO, 75 ppm H2S, 15% O2, 25% LEL Methane, Mfg# 18109577, Hazmat MFG# IS-18109577 $1,156.25 $1,151.59 Choose Options
Industrial Scientific Calibration & Bump Test Gas, With iCard, 58 Liter, 2 cu. ft., 25 ppm H2S, 100 ppm CO, 2.5% Methane, 18% O2, Mfg# 18109156, Hazmat MFG# IS-18109156 $408.25 $389.40 Choose Options
Industrial Scientific 18109160 Calibration Gas, 650 Liter, 100 ppm CO, 25 ppm H2S, 18% O2, LEL 50% CH4 (2.5% Vol), Hazmat MFG# IS-18109160 $2,170.30 Choose Options
Industrial Scientific Calibration Gas, 650 Liter, 100 ppm CO, 25 ppm H2S, 18% O2, 25% LEL Pentane, Mfg# 18109159, Hazmat MFG# IS-18109159 $2,267.65 Choose Options
Industrial Scientific 18109078 Calibration Gas, 116 Liter, 25 ppm H2S, Hazmat MFG# IS-18109078 $441.25 $425.70 Choose Options